The 's new poverty line of $1.25 per day in 2005 is equivalent to its $1 per day poverty line introduced in 1981 after adjustment for inflation. The data has also been revised on the basis of new data on inflation and prices from the 2005 ICP survey of world prices, which showed that the cost of living in developing countries was higher than previously thought. It does not take into account the recent increases in fuel and food prices.